Finding the Fourth Proportional to 234,014,068.58, 322,949,565.99 and 129,592,139.92
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Solution
The fourth proportional to 234,014,068.58, 322,949,565.99 and 129,592,139.92 is: 178,842,774.70
Step by Step Solution
- Step 1: Write the proportion equation
234,014,068.58 : 322,949,565.99 = 129,592,139.92 : x - Step 2: Convert to fraction form
234,014,068.58/322,949,565.99 = 129,592,139.92/x - Step 3: Cross multiply
234,014,068.58x = 322,949,565.99 × 129,592,139.92 - Step 4: Simplify right side
234,014,068.58x = 41,851,725,342,879,352 - Step 5: Solve for x
x = 41,851,725,342,879,352/234,014,068.58 - Step 6: Final answer
x = 178,842,774.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.